/*
 * Copyright (c) 2014, 2015, Oracle and/or its affiliates. All rights reserved.
 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
 *
 * This code is free software; you can redistribute it and/or modify it
 * under the terms of the GNU General Public License version 2 only, as
 * published by the Free Software Foundation.  Oracle designates this
 * particular file as subject to the "Classpath" exception as provided
 * by Oracle in the LICENSE file that accompanied this code.
 *
 * This code is distributed in the hope that it will be useful, but WITHOUT
 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
 * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
 * version 2 for more details (a copy is included in the LICENSE file that
 * accompanied this code).
 *
 * You should have received a copy of the GNU General Public License version
 * 2 along with this work; if not, write to the Free Software Foundation,
 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
 *
 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
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package org.openjdk.jcstress.vm;

public class AllocProfileMain {

    static Object sink;

    public static void main(String... args) {
        if (!AllocProfileSupport.isAvailable()) {
            System.out.println("Allocation profiling is not available!");
            System.exit(1);
        }

        for (int count : new int[] {1, 100, 10000, 1000000}) {
            long start = AllocProfileSupport.getAllocatedBytes();
            sink = new int[count];
            long footprint = AllocProfileSupport.getAllocatedBytes() - start;

            if ((footprint < Integer.BYTES * count) ||
                (footprint > 1000 + Integer.BYTES * count)) {
                System.out.println("Allocation profiling is dysfunctional: " +
                        "new int[" + count + "] takes " + footprint + " bytes?");
                System.exit(1);
            }
        }
    }

}
